footer {
  box-sizing: border-box;
  width: 100%;
  height: 342px;
  padding-top: 20px;
  border-top: 1px solid#f1f2f4;
  background-color: #f1f2f4;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  height: 222px;
  background-color: #f1f2f4;
}
.container .row {
  width: 1200px;
  height: 222px;
  margin: 0 auto;
  display: flex;
}
.container .row .col {
  box-sizing: border-box;
  width: 330px;
  height: 222px;
  padding: 0 15px;
  position: relative;
}
.container .row .col h3 {
  font-size: 18px;
  margin-bottom: 26px;
  color: #333333;
  font-weight: 500;
  position: relative;
}
.container .row .col h3::after {
  content: "";
  width: 216px;
  height: 1px;
  border-top: 1px solid #ddd;
  position: absolute;
  bottom: -16px;
  left: 0;
}
.container .row .col .list-unstyled {
  width: 270px;
  height: 168px;
  margin-bottom: 9px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0;
}
.container .row .col .list-unstyled li {
  width: 270px;
  height: 42px;
  box-sizing: border-box;
  padding: 12px 0px;
  list-style: none;
  position: relative;
}
.container .row .col .list-unstyled li a {
  width: 100%;
  color: #777;
  font-size: 13px;
  text-decoration: none;
  left: 20px;
  transition: all 0.5s ease 0s;
  position: absolute;
}
.container .row .col .list-unstyled li a:hover {
  color: #f30240;
  left: 30px;
}
.container .row .col .list-unstyled li .rightArrow {
  width: 5px;
  height: 5px;
  border-top: 1px solid #777;
  border-right: 1px solid #777;
  border-bottom: none;
  border-left: none;
  display: inline-block;
  position: absolute;
  transform: rotate(45deg);
  -ms-transform: rotate(45deg); /* IE 9 */
  -moz-transform: rotate(45deg); /* Firefox */
  -webkit-transform: rotate(45deg); /* Safari 和 Chrome */
  -o-transform: rotate(45deg); /* Opera */
}

.footer-bottom {
  width: 100%;
  height: 59px;
  box-sizing: border-box;
  padding: 20px 0;
  margin-top: 40px;
  border: 1px solid #e4e4e4;
  background-color: #e4e5e7;
  color: #777;
  text-align: center;
  font-size: 13px;
}
.footer-bottom a {
  color: #777;
  text-decoration: none;
}
